TELEPHONE SERVICE PROBLEMS

If you have any problems with your telephone equipment service, determine if the problem is with your unit or the telephone company lines, BEFORE CALLING THE TELEPHONE COMPANY. Be aware that they may charge you for a service call if the problem is caused by your telephone equipment.

PHONEDOESNOTRING

OFF/LOW/HI ringer switch is set to OFF position

Line cord is disconnected at telephone outlet or at telephone end.

Phone is OFF HOOK. Make certain the hookswitch is depressed when the handset is in the cradle.

SPEAKERPHONE indicator is on. Turn off speakerphone.

NO DIAL TONE

Wire is disconnected at telephone jack or at wall jack. Test the telephone in a different wall jack. If it works, the first jack may be defective.

REDIALBUTTONDOESNOTFUNCTION

The telephone may have been momentarily disconnected from the telephone jack.

STATIC

Check to see if the coiled handset cord is loose. Try a different phone in the wall jack. If you still get static, the problem is in the line. Call the telephone company.

BLANKSCREEN

Check if the adapter is connected properly.

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Cortelco 3719 instruction manual Telephone Service Problems, Phonedoesnotring